da转换.lst

51单片机入门级资料。流水灯

C51 COMPILER V7.50   DA转换                                                                07/22/2008 20:40:26 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE DA转换
OBJECT MODULE PLACED IN DA转换.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE DA转换.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg52.h>
   2          #define uchar unsigned char
   3          sbit rd=P3^2;
   4          sbit wr=P3^6;
   5          sbit duan=P2^6;
   6          sbit wei=P2^7;
   7          uchar dig;
   8          void delay(uchar);
   9          main()
  10          {
  11   1              wei=0;
  12   1              duan=0;
  13   1              rd=0;
  14   1              wr=0;
  15   1              while(1)
  16   1              {
  17   2                      P0=dig;
  18   2              delay(30);
  19   2                      dig++;
  20   2                      if(dig==255)
  21   2                      {
  22   3                              for(;dig>1;dig--)
  23   3                              {
  24   4                                      P0=dig;
  25   4                                      delay(30);
  26   4                              }
  27   3                      }
  28   2                      
  29   2                                      
  30   2              }
  31   1      }
  32          
  33          void delay(uchar x)
  34          {
  35   1              uchar a;
  36   1              unsigned int b;
  37   1              for(a=x;a>0;a--)
  38   1                      for(b=100;b>0;b--);
  39   1      }
  40                  


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     65    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      1    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)